This project uses a motion detector (PIR) to turn on an LED strip. The program also turns off the LED strip after a given time (in this case 30 minutes) and has a bypass/turn-off switch for when you ...

Living objects with a body temperature above 0°C emit heat as infrared radiation, also known as thermal radiation, which is invisible to the human eye. PIR sensors, designed for this purpose, can ...

Security is worth every penny you pay for it. So is convenience. By Nicholas Ware Updated Feb 12, 2024 3:20 PM EST We may earn revenue from the products available on this page and participate in ...

Whether you’re looking for added security at home or easier navigation at night, motion-sensor lights can provide a boost of visibility whenever you need it. The best outdoor motion-sensor lights have ...

I designed a simple buzzer with a red LED indicators and motion sensor. It is intended to light up RED when a motion is detected, with a buzzing sound. WARNING: This is a very low tolerance build and ...